项目结构：
web.xml
<?xml version="1.0" encoding="UTF-8"?> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5"> <display-name>SpringMVC</display-name> <!-- 配置前端控制器 --> <servlet> <servlet-name>SpringMVCServlet</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <!-- contextConfigLocation加载配置文件：映射器、适配器的配置 --> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:springMVC.xml</param-value> </init-param> </servlet> <servlet-mapping> <servlet-name>SpringMVCServlet</servlet-name> <url-pattern>*.action</url-pattern> </servlet-mapping> </web-app>
springMVC.xml
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:context="http://www.springframework.org/schema/context" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd "> <!-- 配置Handler --> <bean id="ItemController1" name="/queryItem.action" class="cn.xh.ssm.controller.ItemController1"></bean> <!--********************************************************************* --> <!-- 处理器映射器 :将Bean的name作为Url进行查找--> <bean class="org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping"></bean> <!-- 简单url映射器 ：simpleUrlHandlerMapping是BeanNameUrlHandlerMapping的增强版本，它可以将url和处理器bean的id进行统一映射配置。--> <bean class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping"> <property name="mappings"> <props> <prop key="/queryItem2.action">ItemController1</prop> <prop key="/queryItem3.action">ItemController1</prop> </props> </property> </bean> <!--********************************************************************* --> <!-- 处理器映适配器--> <bean class="org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter"></bean> <!--********************************************************************* --> <!-- 视图解析器 --> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <!-- 前缀 --> <property name="prefix" value="/WEB-INF/jsp/"></property> <!-- 后缀 --> <property name="suffix" value=".jsp"></property> </bean> </beans>
item.java
package cn.xh.ssm.po;
import java.util.Date;
public class Item {
private Long id;
public String name;
private Long price;
private String detail;
private Date createTime;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Long getPrice() {
return price;
}
public void setPrice(Long price) {
this.price = price;
}
public String getDetail() {
return detail;
}
public void setDetail(String detail) {
this.detail = detail;
}
public Date getCreateTime() {
return createTime;
}
public void setCreateTime(Date createTime) {
this.createTime = createTime;
}
}
ItemController.java(相当于action)
package cn.xh.ssm.controller;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.Controller;
import cn.xh.ssm.po.Item;
public class ItemController1 implements Controller{
@Override
public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws Exception {
List<Item> itemList=new ArrayList();
Item item1=new Item();
item1.setName("苹果笔记本");
item1.setPrice(6000L);
item1.setDetail("高级货");
Item item2=new Item();
item2.setName("联想笔记本");
item2.setPrice(5400L);
item2.setDetail("ThinkPad T430 商务本");
Item item3=new Item();
item3.setName("苹果手机");
item3.setPrice(5000L);
item3.setDetail("Iphone 6 plus");
itemList.add(item1);
itemList.add(item2);
itemList.add(item3);
ModelAndView modelAndView=new ModelAndView();
modelAndView.addObject("itemList", itemList);
modelAndView.setViewName("item/ItemsList");
return modelAndView;
}
}
List.jsp
<pre name="code" class="java"><%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="fmt"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>查询商品列表</title>
</head>
<body>
<form action="${pageContext.request.contextPath }/item/queryItem.action" method="post">
查询条件：
<table width="100%" border=1>
<tr>
<td><input type="submit" value="查询"/></td>
</tr>
</table>
商品列表：
<table width="100%" border=1>
<tr>
<td>商品名称</td>
<td>商品价格</td>
<td>生产日期</td>
<td>商品描述</td>
<td>操作</td>
</tr>
<c:forEach items="${itemList }" var="item">
<tr>
<td>${item.name }</td>
<td>${item.price }</td>
<td><fmt:formatDate value="${item.createTime}" pattern="yyyy-MM-dd HH:mm:ss"/></td>
<td>${item.detail }</td>
<td><a href="${pageContext.request.contextPath }/item/editItem.action?id=${item.id}">修改</a></td>
</tr>
</c:forEach>
</table>
</form>
</body>
</html>
